Home / 37,633.14-56,400.84-15,420.78

Finding the Fourth Proportional to 37,633.14, 56,400.84 and 15,420.78

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Solution

The fourth proportional to 37,633.14, 56,400.84 and 15,420.78 is: 23,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,633.14 : 56,400.84 = 15,420.78 : x
  2. Step 2: Convert to fraction form
    37,633.14/56,400.84 = 15,420.78/x
  3. Step 3: Cross multiply
    37,633.14x = 56,400.84 × 15,420.78
  4. Step 4: Simplify right side
    37,633.14x = 869,744,945.46
  5. Step 5: Solve for x
    x = 869,744,945.46/37,633.14
  6. Step 6: Final answer
    x = 23,111.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.